Home / 45,369.07-68,053.61-14,206.75

Finding the Fourth Proportional to 45,369.07, 68,053.61 and 14,206.75

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Solution

The fourth proportional to 45,369.07, 68,053.61 and 14,206.75 is: 21,310.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,369.07 : 68,053.61 = 14,206.75 : x
  2. Step 2: Convert to fraction form
    45,369.07/68,053.61 = 14,206.75/x
  3. Step 3: Cross multiply
    45,369.07x = 68,053.61 × 14,206.75
  4. Step 4: Simplify right side
    45,369.07x = 966,820,552.83
  5. Step 5: Solve for x
    x = 966,820,552.83/45,369.07
  6. Step 6: Final answer
    x = 21,310.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.